code: def is_main_process():
      return mp.current_process().name == "MainProcess"
  
imports: import torch
  import torch.nn
  import warnings
  import random
  import numpy
  from torch.utils.data import TensorDataset, DataLoader
  import numpy
  import multiprocessing
  import warnings
  import math
label_desc: Use image node_id 14 for calling a global function with example usage: is_main_process() and returns: unknown